Types of Angles

Q. Which of the following pairs of angles are supplementary?

1. ${128}^{\circ },{62}^{\circ }$
2. ${113}^{\circ },{47}^{\circ }$
3. ${154}^{\circ },{36}^{\circ }$
4. ${108}^{\circ },{72}^{\circ }$

Q.

The complement of an angle is one fourth of the measure of the angle. Find the measure of the angle.

1. ${80}^{\circ }$

2. ${72}^{\circ }$

3. ${62}^{\circ }$

4. ${58}^{\circ }$

Q.

Question 2 (i)
Find the supplement of each of the following angles:

Q.

What is the supplement angle of 128°?

1. ${90}^{\circ }$

2. ${52}^{\circ }$

3. ${180}^{\circ }$

4. ${128}^{\circ }$

Q.

A whole angle is equal to ___ right angles

1. 4

2. 2

3. 1

4. 3

Q. A minute of a clock makes 360 degree angle in 60 mins then 60 should equal 360 degree then how 60 = 1 degree?

Q. What is the complementary angle of ${18}^{\circ }$?

1. ${162}^{\circ }$
2. ${70}^{\circ }$
3. ${72}^{\circ }$
4. ${90}^{\circ }$

Q.

Can two angles be supplementary if both of them are:

1. Acute?
2. Obtuse?
3. Right?

Q.

What is the sum of two co-interior angles?

Q. In the figure given below, find the value of y.

1. ${100}^{\circ }$
2. ${40}^{\circ }$
3. ${60}^{\circ }$
4. ${80}^{\circ }$

Q. Look at the figures below and write the type of each of the angles.

Q.

One of the 2 complementary angles is 6 less than twice the other.

Find the measure of the larger angle.

1. ${58}^{\circ }$

2. ${52}^{\circ }$

3. ${38}^{\circ }$

4. ${32}^{\circ }$

Q. is the angle between the hour hand and the minute hand, when the time is 06:30. This is a/an angle.

1. $0^{\circ }$
2. ${15}^{\circ }$
3. acute
4. obtuse

Q.

An angle which measures less than 90 degrees is a/an _____.

1. obtuse angle

2. acute angle

3. right angle

4. straight angle

Q. What is the type of angle formed by the rays OA and OB?

1. Acute angle
2. Obtuse angle
3. Straight angle
4. Right angle

Q. What is parallax angle in detail?

Q. Find the angle which is equal to its complement?

1. ${55}^{\circ }$
2. ${90}^{\circ }$
3. ${45}^{\circ }$
4. ${50}^{\circ }$

Q. In the given figure, AB || CD and EF || GH. Find the relation between a and b.

1. 2a + b = 180°
2. a + b = 180°
3. a - b = 180°
4. a + 2b = 180°

Q.

Explain the term complementary angles.

Q. Which of the following angles in the diagram are acute?

1. $\angle$A
2. $\angle$B +$\angle$C
3. $\angle$C
4. $\angle$D

Q.

Write the measure of the supplementary angle in each of the following.

$iii)179°$

Q.

In a pair of complementary angles, each angle cannot be more than ___

Q.

Find the supplement of each of the following angles:
${138}^{\circ }$

Q.

Question 7 (iii)
Can two angles be supplementary if both of them are:
Right

Q. Find the supplement angle of:

(iv). $\frac{3}{4}$of ${160}^{\circ }$

Q.

The measure of the angle which is equal to its complementary angle is _____.

1. ${60}^{\circ }$

2. ${70}^{\circ }$

3. ${45}^{\circ }$

4. ${40}^{\circ }$

Q.

45° and 125° from a pair of supplementary angles.

1. True
2. False

Q. If we consider the angle made between the hour hand and the minute hand, then the time makes an acute angle.

1. 06:00
2. 04:30
3. 05:00

Q.

Sunita knows that the sum of complementary angles is equal to ${90}^{\circ }$. She thinks that there can be a pair of complementary angles such that both of them are equal. Is she correct? If yes, then find such a pair of angle.

1. Yes, ${45}^{\circ }$

2. No, there exist no such pair of angles.

3. Yes, ${30}^{\circ }$

4. Yes, ${15}^{\circ }$

Q. Fill in the blanks:
One complete angle = ( _______ x one straight angle) = ( _______ x one right angle)

1. 1, 2
2. 2, 4
3. 4, 2
4. 2, 3